﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
using NuGet;

namespace ICSharpCode.PackageManagement.Design
{
	public class FakeFileSystem : IFileSystem
	{
		public bool FileExistsReturnValue;
		public string PathPassedToFileExists;
		public string FileToReturnFromOpenFile;
		public string PathToReturnFromGetFullPath;
		public bool DirectoryExistsReturnValue;
		public string PathPassedToDirectoryExists;
		
		public ILogger Logger { get; set; }
		
		public string Root { get; set; }
		
		public void DeleteDirectory(string path, bool recursive)
		{
			throw new NotImplementedException();
		}
		
		public IEnumerable<string> GetFiles(string path)
		{
			throw new NotImplementedException();
		}
		
		public IEnumerable<string> GetFiles(string path, string filter)
		{
			throw new NotImplementedException();
		}
		
		public IEnumerable<string> GetDirectories(string path)
		{
			throw new NotImplementedException();
		}
		
		public string GetFullPath(string path)
		{
			if (PathToReturnFromGetFullPath != null) {
				return PathToReturnFromGetFullPath;
			} else if (Root == null) {
				return null;
			}
			return Path.Combine(Root, path);
		}
		
		public void DeleteFile(string path)
		{
			throw new NotImplementedException();
		}
		
		public bool FileExists(string path)
		{
			PathPassedToFileExists = path;
			
			if (ExistingFiles.Contains(path)) {
				return true;
			}
			
			return FileExistsReturnValue;
		}
		
		public List<string> ExistingFiles = new List<string>();
		
		public bool DirectoryExists(string path)
		{
			PathPassedToDirectoryExists = path;
			return DirectoryExistsReturnValue;
		}
		
		public void AddFile(string path, Stream stream)
		{
			throw new NotImplementedException();
		}
		
		public Stream OpenFile(string path)
		{
			byte[] bytes = UTF8Encoding.UTF8.GetBytes(FileToReturnFromOpenFile);
			return new MemoryStream(bytes);
		}
		
		public DateTimeOffset GetLastModified(string path)
		{
			throw new NotImplementedException();
		}
		
		public DateTimeOffset GetCreated(string path)
		{
			throw new NotImplementedException();
		}
		
		public IEnumerable<string> GetFiles(string path, string filter, bool recursive)
		{
			throw new NotImplementedException();
		}
		
		public DateTimeOffset GetLastAccessed(string path)
		{
			throw new NotImplementedException();
		}
		
		public void AddFile(string path, Action<Stream> writeToStream)
		{
			throw new NotImplementedException();
		}
		
		public void MakeFileWritable(string path)
		{
			throw new NotImplementedException();
		}
		
		public Stream CreateFile(string path)
		{
			throw new NotImplementedException();
		}
		
		public void DeleteFiles(IEnumerable<IPackageFile> files, string rootDir)
		{
		}
		
		public void AddFiles(IEnumerable<IPackageFile> files, string rootDir)
		{
		}
		
		public void MoveFile(string source, string destination)
		{
			throw new NotImplementedException();
		}
	}
}
